%0 Journal Article
%A Navara, Mirko
%T Two-valued states on a concrete logic and the additivity problem
%J Mathematica slovaca
%D 1984
%P 329-336
%V 34
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MASLO_1984__34_3_a11/
%G en
%F MASLO_1984__34_3_a11